| include(opus_functions.cmake) |
| |
| configure_file(config.h.cmake.in config.h @ONLY) |
| add_definitions(-DHAVE_CONFIG_H) |
| |
| set_property(GLOBAL PROPERTY USE_FOLDERS ON) |
| set_property(GLOBAL PROPERTY C_STANDARD 99) |
| |
| if(MSVC) |
| add_definitions(-D_CRT_SECURE_NO_WARNINGS) |
| endif() |
| |
| include(CheckLibraryExists) |
| check_library_exists(m floor "" HAVE_LIBM) |
| if(HAVE_LIBM) |
| list(APPEND OPUS_REQUIRED_LIBRARIES m) |
| endif() |
| |
| include(CFeatureCheck) |
| c_feature_check(VLA) |
| |
| include(CheckIncludeFile) |
| check_include_file(alloca.h HAVE_ALLOCA_H) |
| |
| include(CheckSymbolExists) |
| if(HAVE_ALLOCA_H) |
| add_definitions(-DHAVE_ALLOCA_H) |
| check_symbol_exists(alloca "alloca.h" USE_ALLOCA_SUPPORTED) |
| else() |
| check_symbol_exists(alloca "stdlib.h;malloc.h" USE_ALLOCA_SUPPORTED) |
| endif() |
| |
| include(CheckFunctionExists) |
| check_function_exists(lrintf HAVE_LRINTF) |
| check_function_exists(lrint HAVE_LRINT) |
| |
| if(CMAKE_SYSTEM_PROCESSOR MATCHES "(i[0-9]86|x86|X86|amd64|AMD64|x86_64)") |
| if(CMAKE_SIZEOF_VOID_P EQUAL 8) |
| set(OPUS_CPU_X64 1) |
| else() |
| set(OPUS_CPU_X86 1) |
| endif() |
| elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "(arm|aarch64)") |
| set(OPUS_CPU_ARM 1) |
| endif() |
| |
| opus_supports_cpu_detection(RUNTIME_CPU_CAPABILITY_DETECTION) |
| |
| if(OPUS_CPU_X86 OR OPUS_CPU_X64) |
| opus_detect_sse(COMPILER_SUPPORT_SIMD) |
| elseif(OPUS_CPU_ARM) |
| opus_detect_neon(COMPILER_SUPPORT_NEON) |
| if(COMPILER_SUPPORT_NEON) |
| option(OPUS_USE_NEON "Option to enable NEON" ON) |
| option(OPUS_MAY_HAVE_NEON "Does runtime check for neon support" ON) |
| option(OPUS_PRESUME_NEON "Assume target CPU has NEON support" OFF) |
| if(CMAKE_SYSTEM_PROCESSOR MATCHES "aarch64") |
| set(OPUS_PRESUME_NEON ON) |
| elseif(CMAKE_SYSTEM_NAME MATCHES "iOS") |
| set(OPUS_PRESUME_NEON ON) |
| endif() |
| endif() |
| endif() |
